public class Homework_4 {
    public static void main(String[] args) {
        int a1 = 10;
        int a2 = 11;
        System.out.println(a1 + "是偶数?" + (a1 % 2 == 0));
        System.out.println(a2 + "是偶数?" + (a2 % 2 == 0));

        int a3 = 12;
        int a4 = 13;
        System.out.println(a3 + "是奇数?" + (a3 % 2 == 1));
        System.out.println(a4 + "是奇数?" + (a4 % 2 == 1));
    }
}
;